Ionia Weather Forecast

    • 11
    • 32

    Snow Showers Likely

    • 13
    • 20

    Snow

    • 15
    • 26

    Snow Likely

    • 22
    • 30

    Mostly Cloudy

    • 32
    • 40

    Mostly Cloudy

    • 26
    • 47

    Rain Showers Likely

Today 13 Dec Ontario

Snow Showers likely. Accumulation an inch or less. Highs Ranging from the upper 20s on the Hilltops to the lower 30s across the lower Elevations. Southwest Winds 10 to 15 Mph, becoming west. Chance of snow 70 percent.

Tonight 13 Dec Ontario

Cloudy. A chance of snow Showers late. Lows 20 to 25. Southwest Winds 5 to 10 Mph, becoming south. Chance of snow 30 percent.

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Ionia Temperature Statistics

December Temperature

Rochester, Greater Rochester International Airport (15.5 miles)

  • Lowest 8 December, 2025

    3.9 °F

  • Average December

    24.8 °F

  • Highest 10 December, 2025

    37 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (15.5 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.5 °F
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